Haag, N. (2013). Dynastie, Region, Konfession: Norbert Haag. Aschendorff.
Cita Chicago (17th ed.)Haag, Norbert. Dynastie, Region, Konfession: Norbert Haag. Münster: Aschendorff, 2013.
Cita MLA (8th ed.)Haag, Norbert. Dynastie, Region, Konfession: Norbert Haag. Aschendorff, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.